单位

国家电网

华北区域

东北区域

华东区域

华中区域

西北区域

C0

0.9944275001

0.9971225000

0.9993375000

0.9966400000

0.9840900000

0.9972200000

C1

0.0051922861

0.0012202780

−0.0014545484

0.0025123403

0.0199545408

−0.0011112926

C2

−0.0025466040

−0.0004094682

0.0007719100

−0.0009601748

−0.0102653380

0.0009639423

C3

0.0006049170

0.0000918400

−0.0001604414

0.0001818473

0.0024044376

−0.0002649752

C4

−0.0000675102

−0.0000104618

0.0000150714

−0.0000167016

−0.0002586131

0.0000324854

C5

0.0000028494

0.0000004519

−0.0000005288

0.0000006026

0.0000104038

−0.0000014712

R2

0.97

0.99

0.99

0.99

0.93

0.99